HAPLOCllILUS. 41 



D. 10-11; A. 14-15; So. 32-36; posterior 

 dorsal and anal rays longest ; caudal 

 peduncle If to twice as long as deep . . 4. if. christyi, Blgr., p. 46. 



B. Eye 3^ to 4 times in length o£ head. 



1. Caudal peduncle 1| to 2 times as long as deep. 

 D. 10 ; A. 13-14 ; Sc. 30-32 ; depth of body 



6 to (5^ times in total length ; caudal 



rounded or subacuminate 5. i/. /errajih', Blgr., p. 47. 



D. 11-12 ; A. 14-15 ; Sc. 30-34 ; depth o£ 



body 4^ to 5j times in total length ; 



caudal subacuminate &. H. earner onensis, Blgr., p. 47. 



D. 11 ; A. 15-16 ; Sc. 32-33 ; depth of body 



5i to 6 times in total length ; caudal 



rounded 1. H. liberieiisis, Blgr., p. 48. 



D. 10-11 ; A. 14-15 ; Sc. 29-32 ; depth of 



body 4 to 5 times in total length ; caudal 



rounded, with upper and lower rays 



produced in males %. H, liij<B, Blgr., p. 49. 



2. Caudal peduncle not longer than deep. 



a. Caudal rounded. 



D. U ; A. 14 ; Sc. 28 ; pectoral f length of 



head 9. H.homalonotus, A.Dnm..,\i. 50. 



D. 10 ; A. 13 ; Sc. 30 . . ^ 10. //. nuchimaculatus, Gruicheu., 



D. 12-13; A. 17-19; Sc. 29-32; pectoral [p. 50, 



^ to f length of head 11. H. plai/fair'd, Gthr., -p. 51. 



D. 11-12 ; A. 16-18 ; Sc. 27-29 ; pectoral 



§ to I length of head 12. II. fasciolatus, Qthv., Tp. 52. 



b. Caudal acuminate or rounded-subacmninate. 

 D. 11 ; A. 16 ; Sc, 30-31 ; caudal acutely 



pointed V6.II. ansorgii, Blgr., p. 53. 



D. 10-12; A. 15-17; Sc. 28-32; caudal 



rounded-subacuminate IL H. sexfasciatus, Gill, p. 54. 



II. Dorsal 6-10 ; scales 23-32 in a longitudinal series. 



A. Dorsal originating above middle of anal, rarely further back*. 

 1. Eye considerably shorter than postocular part of head. 

 a. 24-28 scales in longitudinal series. 

 D. 7-8 ; A. 14-15; Sc. 25-27 ; caudal rounded 

 or rounded-acuminate ; caudal peduncle 

 not longer than deep 15. H. chapeii, Sauv., p. 56. 



* H. Iciiigii, p. 64. 



